Clib.kbhit()

Checks if a keyboard keystroke is available.

Clib.getch()

Gets a character from the keyboard, no echo.

Clib.getchar()

Gets character from standard input, keyboard.

Clib.getche()

Gets character from the keyboard, with echo.

Clib.gets()

Reads string from standard input, keyboard.

Clib.perror()

Displays a message describing error in errno.

Clib.printf()

Formatted output to standard output, screen.

Clib.putchar()

Writes a character to standard output, screen.

Clib.puts()

Writes a string to standard output, console.

Clib.scanf()

Formatted input from standard input, keyboard.

Clib.vprintf()

Formatted output to stdout, screen, variable args.

Clib.vscanf()

Formatted input from stdin, keyboard, variable args.